Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?

Last Updated: 03.07.2025 00:07

Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?

Head injury

Grief (yes, sadly)

Fever

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Dementia with Lewy bodies

Parkinson's disease

Alcohol withdrawal

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Migraines

⁉️sources from my experiences and internet research ⁉️

Narcolepsy

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Pharmaceutical drug (abuse or side effects)

Infection

PTSD

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Bipolar disorder

Alcohol

Seizures

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Hallucinogen use

Brain Tumors

Dementia and drug use cause paranoia. That is very common. Some of other things that can include delusions and/or hallucination can be:

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Sleep disorders

Withdrawal from benzodiazepines

Stress

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Affective disorders

Alzheimer's disease,

Mental disorder

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Some of those things on the list are very very rare cases but I just wanted to cover everything (or almost everything).

Delirium tremens

Charles Bonnet syndrome

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